Data brokers

Californians can protect their personal data with one click. Help us test if it works

Published June 30, 2026 · The Markup

California has launched a mechanism that allows residents to submit a single request directing data brokers to delete their personal information and cease tracking them. The Markup is inviting readers to participate in an investigation into whether brokers actually honor these requests. The effort aims to test real-world compliance with the new opt-out system.

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